Lang Yarns Soft Cotton knitting yarn is a yarn with a light mottled effect. It is composed of 100% cotton and knits on knitting needles 4-4.5 mm (US 5-6 / UK 8-7) with a gauge of 20 stitches and 26 rows.
In a 50 gram (1.75 oz) ball there are about 120 meters (131 yd) so for quantities of yarn plan:
600 g = 12 balls for men size M
450 g = 9 balls for women size M
300 g = 6 balls for children 10 yrs.
Machine wash at 30°C (86°F) with detergent for wool without fabric softener.